EXE file extension

There exist several formats of executable files:

• 16-bit DOS MZ executable - That is the original  DOS executable file format, which can be identified by "MZ" in the ASCII.
• 16-bit New Executable -  This format was Introduced with Multitasking MS-DOS 4.0, these can be identified by the "NE" in ASCII. This format was never popular or useful for DOS and cannot be run by any other version of DOS

• 32-bit Linear Executable -  Introduced with OS/2 2.0, this format can be identified by the "LX" in ASCII. They are only able to run  in OS/2 2.0 or higher and they are also used by some DOS extenders.
• Mixed 16/32-bit Linear Executable-  Also introduced with OS/2 2.0, these can be identified by the "LE" in ASCII. This format is not used for OS/2 applications anymore, but its instead used for VxD drivers under Windows 3.x and Windows 9x, and by some DOS extenders.

• 32-bit Portable Executable - Introduced with Windows NT, this is a very complex format which can be identified by the "PE" in ASCII. These can be run by all versions of Windows NT, and also Windows 95 and higher, partially also in DOS using HX DOS Extender. They are also used in BeOS R3.
• 64-bit Portable Executable- File format introduced by 64-bit versions of Windows, these are PE files with a CPU type corresponding to a 64-bit instruction set such as x86-64 or IA-64. These can only be run on 64-bit machines.

How to open EXE files:

You can open, view or decompile it with developer software tools. You can start it (open) it by double clicking on it in Windows Explorer.

Do not start unknown executables as it can often be a virus or some other malicious program. Try to visit Computer Processes Library and search for additional informations about your executable, before you execute it.

How to convert file with extension EXE:

There is no way, how to convert EXE Executable files in to another file format.

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